Forvis Mazars Tax News - September 2026

In recent months, several important tax and financial proposals have been submitted to Parliament and, if adopted as proposed, could have a significant impact on individuals, businesses and investors. 

The amendments primarily concern the Rules on Amendments to the Rules on the Implementation of the General Tax Act and the following acts (respective ordinances have not been published as at the date of this Newsletter): 

• Personal Income Tax Act; 
• Contributions Act; 
• Value Added Tax Act; and 
• Corporate Income Tax Act. 

At the same time, the Central Population Register, which has already been established, is expected to become fully operational from 1 January 2027, with a significant impact on tax and administrative procedures. Below is an overview of the most significant proposed amendments